<template>
    <div class="icons">
        <swiper :options="swiperOption">
            <swiper-slide v-for="(page,index) in pages" :key="index">
                <div
                    class="icon"
                     v-for="item in page"
                     :key="item.id"
                >
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl" />
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
            <div class="swiper-pagination" slot="pagination"></div>
        </swiper>
    </div>
</template>
<script>
export default{
    name: 'HomeIcons',
    props: {
        list: Array
    },
    data() {
        return {
            swiperOption: {
                pagination: {
                  el: '.swiper-pagination'
                },
                autoplay: false
            }
        }
    },
    computed: {
        pages () {
            const pages = []
            this.list.forEach((item,index)=>{
                const page=Math.floor(index / 8)
                if(!pages[page]){
                    pages[page] = []
                }
                pages[page].push(item)
            })
            return pages
        }
    }
}
</script>
<style lang="stylus" scoped>
@import '~styles/varibles.styl'
@import '~styles/mixins.styl'
.icons >>> .swiper-container
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position: relative
      overflow: hidden
      float: left
      width: 25%
      height: 0
      padding-bottom: 25%
      .icon-img
        position: absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing: border-box
        padding: .1rem
        .icon-img-content
          display: block
          margin: 0 auto
          height: 100%
      .icon-desc
        position: absolute
        left: 0
        right: 0
        bottom: 0
        height: .44rem
        line-height: .44rem
        text-align: center
        color: $darkTextColor
        ellipsis()
</style>

